ID M0QQ45_9ACTN Unreviewed; 447 AA.
AC M0QQ45;
DT 03-APR-2013, integrated into UniProtKB/TrEMBL.
DT 03-APR-2013, sequence version 1.
DT 27-MAR-2024, entry version 42.
DE RecName: Full=Homoserine dehydrogenase {ECO:0000256|ARBA:ARBA00013376, ECO:0000256|RuleBase:RU000579};
DE EC=1.1.1.3 {ECO:0000256|ARBA:ARBA00013213, ECO:0000256|RuleBase:RU000579};
GN Name=hom {ECO:0000313|EMBL:GAC70703.1};
GN ORFNames=GS4_39_00340 {ECO:0000313|EMBL:GAC70703.1};
OS Gordonia soli NBRC 108243.
OC Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales; Gordoniaceae;
OC Gordonia.
OX NCBI_TaxID=1223545 {ECO:0000313|EMBL:GAC70703.1, ECO:0000313|Proteomes:UP000011666};
RN [1] {ECO:0000313|EMBL:GAC70703.1, ECO:0000313|Proteomes:UP000011666}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NBRC 108243 {ECO:0000313|EMBL:GAC70703.1,
RC ECO:0000313|Proteomes:UP000011666};
RA Isaki-Nakamura S., Hosoyama A., Tsuchikane K., Ando Y., Baba S., Ohji S.,
RA Hamada M., Tamura T., Yamazoe A., Yamazaki S., Fujita N.;
RT "Whole genome shotgun sequence of Gordonia soli NBRC 108243.";
RL Submitted (JAN-2013) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=L-homoserine + NAD(+) = H(+) + L-aspartate 4-semialdehyde +
CC NADH; Xref=Rhea:RHEA:15757, ChEBI:CHEBI:15378, ChEBI:CHEBI:57476,
CC ChEBI:CHEBI:57540, ChEBI:CHEBI:57945, ChEBI:CHEBI:537519; EC=1.1.1.3;
CC Evidence={ECO:0000256|ARBA:ARBA00001406};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=L-homoserine + NADP(+) = H(+) + L-aspartate 4-semialdehyde +
CC NADPH; Xref=Rhea:RHEA:15761, ChEBI:CHEBI:15378, ChEBI:CHEBI:57476,
CC ChEBI:CHEBI:57783, ChEBI:CHEBI:58349, ChEBI:CHEBI:537519; EC=1.1.1.3;
CC Evidence={ECO:0000256|ARBA:ARBA00000116,
CC ECO:0000256|RuleBase:RU000579};
CC -!- PATHWAY: Amino-acid biosynthesis; L-methionine biosynthesis via de novo
CC pathway; L-homoserine from L-aspartate: step 3/3.
CC {ECO:0000256|ARBA:ARBA00005062, ECO:0000256|RuleBase:RU000579}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-threonine biosynthesis; L-threonine
CC from L-aspartate: step 3/5. {ECO:0000256|ARBA:ARBA00005056,
CC ECO:0000256|RuleBase:RU000579}.
CC -!- SIMILARITY: Belongs to the homoserine dehydrogenase family.
CC {ECO:0000256|ARBA:ARBA00006753, ECO:0000256|RuleBase:RU004171}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:GAC70703.1}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; BANX01000039; GAC70703.1; -; Genomic_DNA.
DR RefSeq; WP_007624954.1; NZ_BANX01000039.1.
DR AlphaFoldDB; M0QQ45; -.
DR STRING; 1223545.GS4_39_00340; -.
DR eggNOG; COG0460; Bacteria.
DR OrthoDB; 9808167at2; -.
DR UniPathway; UPA00050; UER00063.
DR UniPathway; UPA00051; UER00465.
DR Proteomes; UP000011666; Unassembled WGS sequence.
DR GO; GO:0004412; F:homoserine dehydrogenase activity; IEA:UniProtKB-EC.
DR GO; GO:0050661; F:NADP binding; IEA:InterPro.
DR GO; GO:0009097; P:isoleucine biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0009086; P:methionine biosynthetic process; IEA:UniProtKB-KW.
DR GO; GO:0009088; P:threonine biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd04881; ACT_HSDH-Hom; 1.
DR Gene3D; 3.30.70.260; -; 1.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR InterPro; IPR045865; ACT-like_dom_sf.
DR InterPro; IPR002912; ACT_dom.
DR InterPro; IPR005106; Asp/hSer_DH_NAD-bd.
DR InterPro; IPR016204; HDH.
DR InterPro; IPR001342; HDH_cat.
DR InterPro; IPR019811; HDH_CS.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR PANTHER; PTHR43331; HOMOSERINE DEHYDROGENASE; 1.
DR PANTHER; PTHR43331:SF1; HOMOSERINE DEHYDROGENASE; 1.
DR Pfam; PF01842; ACT; 1.
DR Pfam; PF00742; Homoserine_dh; 1.
DR Pfam; PF03447; NAD_binding_3; 1.
DR PIRSF; PIRSF000098; Homoser_dehydrog; 1.
DR SUPFAM; SSF55021; ACT-like; 1.
DR SUPFAM; SSF55347; Glyceraldehyde-3-phosphate dehydrogenase-like, C-terminal domain; 1.
DR SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR PROSITE; PS51671; ACT; 1.
DR PROSITE; PS01042; HOMOSER_DHGENASE; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|RuleBase:RU000579};
KW Branched-chain amino acid biosynthesis {ECO:0000256|RuleBase:RU000579};
KW Isoleucine biosynthesis {ECO:0000256|ARBA:ARBA00022624,
KW ECO:0000256|RuleBase:RU000579};
KW Methionine biosynthesis {ECO:0000256|ARBA:ARBA00023167,
KW ECO:0000256|RuleBase:RU000579};
KW NADP {ECO:0000256|PIRSR:PIRSR000098-2, ECO:0000256|RuleBase:RU000579};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU000579};
KW Reference proteome {ECO:0000313|Proteomes:UP000011666};
KW Threonine biosynthesis {ECO:0000256|ARBA:ARBA00022697,
KW ECO:0000256|RuleBase:RU000579}.
FT DOMAIN 368..441
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT ACT_SITE 219
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-1"
FT BINDING 25..32
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-2"
FT BINDING 119
FT /ligand="NADP(+)"
FT /ligand_id="ChEBI:CHEBI:58349"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-2"
FT BINDING 204
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR000098-2"
SQ SEQUENCE 447 AA; 46427 MW; 78EBB6F3B633C6F3 CRC64;
MSTTTSPVDG STGAGTAREI GIAVLGMGNV GAEVVRILRD NADDLRSRVG APLALRGVAV
RDLARPRDID SALLTDDPAA LVARDDVDIV VELMGGIDPA RALIGTALLN GKSVVTANKA
LLAEYTGELA TAAAGAKVDL YFEAAVAGAI PVIRPLMQSL AGDTVERVAG IVNGTTNYIL
SAMDETGADY ADTLAEAGRL GYAEADPTAD VEGYDAAAKA AILASIAFHT RVTAADVHRE
GISSITAADL VSAKKFDCTI KLLAICERVR SADGRQRVSA RVYPTLIPHH HPLATVNGAF
NAVVVEAENA GRLMFYGQGA GGSPTASAVL GDLVMAARNK VHGGRGPLES TYASLPVAPI
DDVLTRYYVS MRVADRPGVL AQVAGEFSKR SVSIAAVRQE GAGDDARLIL VTHRAPDRYQ
SECVAALEDM DAVIKVSSVL RLEGTDD
//
